Message ID | 20190326063209.6421-2-andrew.smirnov@gmail.com |
---|---|
State | New |
Headers | show |
Series | [1/2] gpio: of: Check propname before applying "cs-gpios" quirks | expand |
On Tue, Mar 26, 2019 at 7:32 AM Andrey Smirnov <andrew.smirnov@gmail.com> wrote: > "spi-cs-high" is going to be specified in child node of an SPI > controller's representing attached SPI device, so change the code to > look for it there, instead of checking parent node. > > Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com> > Cc: Linus Walleij <linus.walleij@linaro.org> > Cc: Bartosz Golaszewski <bgolaszewski@baylibre.com> > Cc: Chris Healy <cphealy@gmail.com> > Cc: linux-gpio@vger.kernel.org > Cc: linux-kernel@vger.kernel.org Patch applied for fixes. I could bet I exercised these code paths just the other week, but I don't know how it all ended up like this... :/ Thanks for fixing it up!! Yours, Linus Walleij
diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c index ee7f08386a72..0220dd6d64ed 100644 --- a/drivers/gpio/gpiolib-of.c +++ b/drivers/gpio/gpiolib-of.c @@ -143,16 +143,16 @@ static void of_gpio_flags_quirks(struct device_node *np, * conflict and the "spi-cs-high" flag will * take precedence. */ - if (of_property_read_bool(np, "spi-cs-high")) { + if (of_property_read_bool(child, "spi-cs-high")) { if (*flags & OF_GPIO_ACTIVE_LOW) { pr_warn("%s GPIO handle specifies active low - ignored\n", - of_node_full_name(np)); + of_node_full_name(child)); *flags &= ~OF_GPIO_ACTIVE_LOW; } } else { if (!(*flags & OF_GPIO_ACTIVE_LOW)) pr_info("%s enforce active low on chipselect handle\n", - of_node_full_name(np)); + of_node_full_name(child)); *flags |= OF_GPIO_ACTIVE_LOW; } break;
"spi-cs-high" is going to be specified in child node of an SPI controller's representing attached SPI device, so change the code to look for it there, instead of checking parent node. Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com> Cc: Linus Walleij <linus.walleij@linaro.org> Cc: Bartosz Golaszewski <bgolaszewski@baylibre.com> Cc: Chris Healy <cphealy@gmail.com> Cc: linux-gpio@vger.kernel.org Cc: linux-kernel@vger.kernel.org --- drivers/gpio/gpiolib-of.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)